.history_1 {
    width: 287px;
    border-left: 1px solid #c9c9c9; 

}

.history_1 .title {
    font-family: "Times New Roman",serif;
    font-size: 25px;
    color: #222222;
    font-weight: normal;
    font-style: italic;
    margin-left: 20px;
    margin-bottom: 30px;

}

.history_1 ul li {
    border-bottom: 1px solid #c9c9c9;
    width: 287px;
    padding-bottom: 10px;

}

.history_1 ul li.last{
    border-bottom: none;
}

.history_1 ul li .year {
    width: 50px;
    float:left;
    font-family: "Times New Roman",serif;
    font-size: 14px;
    color: #a45298;
    text-align: center;
    margin: 10px 0px 0px 0px;
}

.history_1 ul li .content {
    width: 228px;
    float: right;
    font-family: Arial, sans-serif;
    font-size: 12px;
    text-align: justify;
    margin: 5px 0px 0px 0px;
}